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Septic System Engineer Jobs (NOW HIRING)

Sgm Inc

Civil/Site Development Engineer III

Durango, CO · On-site

$89K - $115K/yr

Septic System (OWTS) design certification * Construction project administration and oversight experience * Master's degree in civil engineering or related field * An active member of relevant ...

Sgm Inc

Civil/Site Development Engineer III

Gunnison, CO · On-site

$89K - $115K/yr

Septic System (OWTS) design certification * Construction project administration and oversight experience * Master's degree in civil engineering or related field * An active member of relevant ...

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How much do septic system engineer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for septic system engineer in the United States is $127,215.00, according to ZipRecruiter salary data. Most workers in this role earn between $98,000.00 and $157,000.00 per year, depending on experience, location, and employer.

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Infographic showing various Septic System Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $127,215 per year, or $61.2 per hour.

Septic System Installation Project Manager

Puyallup, WA • On-site

Liquid Environmental Solutions Corporation
Environmental Consulting Services • 501 - 1,000 employees
Learn more about Liquid Environmental Solutions Corporationexternal

$127K/yr

Other

Posted 10 days ago

Liquid Environmental Solutions rating

8.0

Company rating: 8.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

Job description

Job Category: Services & Solutions

Requisition Number: SEPTI003284

  • Full-Time
  • On-site
Locations

Puyallup Trans
16207 Meridian E
Puyallup, WA 98375, USA

POSITION DESCRIPTION, MINIMUM SPECIFICATIONS AND HIRING PROFILE

The Septic System Installation Project Manager oversees the planning, coordination, and execution of residential and commercial septic system installation projects. This role ensures projects are completed safely, on time, within budget, and in compliance with all state and local regulations. The Project Manager serves as the primary point of contact for clients, field crews, subcontractors, inspectors, and internal leadership.

Project Planning & Coordination
  • Review site plans, soil reports, permits, and engineering specifications to determine project scope and requirements.
  • Develop project schedules, resource plans, and installation timelines.
  • Coordinate with designers, engineers, and permitting authorities to ensure compliance with state and local codes.
  • Order materials, equipment, and supplies needed for each installation.
Field Management
  • Oversee daily field operations for septic system installations, including excavation, tank placement, drain field construction, and system testing.
  • Conduct on‑site inspections to ensure work meets quality, safety, and regulatory standards.
  • Troubleshoot field issues and adjust plans as needed to maintain project progress.
  • Ensure proper documentation of installation steps, inspections, and system components.
Client & Stakeholder Communication
  • Serve as the primary point of contact for customers throughout the project lifecycle.
  • Provide updates on project status, timelines, and any changes in scope.
  • Coordinate with inspectors, environmental health departments, and utility companies as required.
Budget & Compliance
  • Track project costs, labor hours, and material usage to maintain budget accuracy.
  • Approve invoices, change orders, and subcontractor payments.
  • Ensure compliance with environmental regulations, safety standards, and septic system installation codes.
  • Assign tasks to field crews and subcontractors.
  • Train team members on installation procedures, safety practices, and equipment use.
  • Conduct performance evaluations and support continuous improvement.
Qualifications
  • 3–5 years of experience in septic system installation, civil construction, excavation, or related field.
  • Proven project management experience, including scheduling, budgeting, and team coordination.
  • Valid driver’s license; CDL preferred but not required.
  • OSHA 10 or OSHA 30 certification. (preferred)
  • Experience operating heavy equipment (excavators, skid steers, trenchers). (preferred)
  • Strong knowledge of septic system components, soil science basics, and installation methods.
  • Familiarity with state and local health department regulations governing onsite wastewater systems.
  • Ability to read blueprints, site plans, and engineering drawings.
  • Strong customer service and communication skills.
  • Ability to work outdoors in varying weather conditions.
  • Ability to lift 50+ pounds and perform physical tasks related to field inspections.
  • Regular travel to job sites within the service area.
  • Occasional extended hours based on project needs.

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

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